Stranded human shields buses seek fare home BEIRUT (Reuters) - Two red double decker buses and a white London taxi that ferried anti-war activists to Baghdad to serve as "human shields" are stranded in Beirut with their owner short the 3,400 pounds it costs to ship them home. The buses and taxi, dusty after a six-week overland journey that began at London's Tower Bridge, were plastered with signs saying "No to a war on Iraq" and "No to war, Yes to peace". "The buses have to be shipped back. It's just not practical to drive them...I am not even really...